必修一UNIT 1 Back to school讲义（下） 词句帮 词汇句式详解 Point 1 exchange 教材语境 P11 Last year, I had the chance to study at a British secondary school as an exchange student. 去年，我有机会作为交换生在英国的一所中学学习。 用法详解 (1) n. [C,U]交换，交流；[U]兑换 常见搭配： an exchange student 交换生 in exchange (for...) 作为（……的）交换 例句： When I was a middle school student, I came to China as an exchange student. 当我是一个中学生的时候，我作为交换生来到中国。 Mary is teaching me English in exchange for my teaching her Chinese. 我教玛丽汉语，作为交换，她教我英语。 (2) vt. 交换，交流；交易，兑换；更换 常见搭配： exchange sth. with sb. 与某人交流/交换某物 exchange...for... 以……换取/兑换…… 例句： We exchanged our opinions with each other on the topics we were interested in the English class. 我们在英语课上就我们感兴趣的话题交换了意见。 You can exchange pounds for dollars here. 你可以在这里把英镑兑换成美元。 巧学妙记 图形助记 exchange 的多种含义： 小试牛刀 1.选出下列句子中 exchange 的英文释义 ①Thanks to this exchange programme, an increasing number of foreign students are studying in China. _____ ②I usually exchange a few words of greeting with my neighbour after breakfast. _____ ③I'd like to exchange this dress for a larger one because this one is too small. _____ A. to say something to someone and then listen to what they say B. to replace one thing with another C. an arrangement in which students or teachers visit another school or university to work or study 2.情境写作 (新考向·语境中考查语言运用能力)As _____ (交换生), I've learned a lot about Chinese culture by _____ (和……交流想法) you, and _____ (作为交换) I'm honored to help you improve your spoken English. 答案解析 1. ①C ②A ③B 2. an exchange student; exchanging ideas with; in exchange Point 2 alarm 教材语境 P11 I like it so much that I still use it as my alarm! 我太喜欢这只钟了，现在还在用它当闹钟呢！ 用法详解 (1) n. [C]闹钟(= alarm clock)；警报器；[C, usually sing.]警报；[U]惊恐，惊慌 常见搭配： set the alarm for +时间 把闹钟定在……时间 a fire/smoke alarm 防火/烟火警报器 set off the alarm 触动警报器 raise/sound the alarm 发出警报 in alarm 惊慌地（常作方式状语） 例句： Set the alarm for 6 o'clock, or you will be late for the train tomorrow. 把闹钟定在6点钟，否则你明天会误了火车。 Everyone ran out of the building when the fire alarm sounded. 火警响起时，所有人都从大楼里跑了出来。 All of a sudden, a loud noise came from downstairs, making Ellie cry out in alarm. 楼下突然传来一声巨响，使埃利惊慌地大叫起来。 (2) vt. 使担心，使害怕，使惊恐 例句：Sue's high temperature greatly alarmed the doctors. 苏体温很高，这使医生很担心。 归纳拓展 相关词语积累： (1) alarming adj. 使人惊恐的，令人惊慌的（表示事或物的性质） (2) alarmed adj. 担心的，害怕的（表示人自身的感受） 搭配： be/feel alarmed by/at sth. 因某事而担心/害怕 be/feel alarmed to hear/see/find/discover... 惊讶地听到/看到/发现…… 小试牛刀 判断下列句子中 alarm 的词性及含义 ①The moment my alarm clock rang, I jumped out of the ... ...
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